The machine was custom-built by Steve Roberts.
这台机器是请史蒂夫·罗伯茨定做的。
The racket performance machine (known as "MYO" – the Greek word for muscle) is a custom built machine designed to measure the maximum power a racket can generate.
网球拍性能测试仪器（被称为“MYO”-希腊语意为“力量”）是一个用于测试球拍最大受力的常规仪器。
The racket performance machine (known as "MYO" – the Greek word for muscle) is a custom built machine designed to measure the maximum power a racket can generate.
网球拍性能测试仪器（被称为“MYO”-希腊语意为“力量”）是一个用于测试球拍最大受力的常规仪器。
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